Home / 959,980.72-1,324,759.94-524,392.90

Finding the Fourth Proportional to 959,980.72, 1,324,759.94 and 524,392.90

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Solution

The fourth proportional to 959,980.72, 1,324,759.94 and 524,392.90 is: 723,654.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,980.72 : 1,324,759.94 = 524,392.90 : x
  2. Step 2: Convert to fraction form
    959,980.72/1,324,759.94 = 524,392.90/x
  3. Step 3: Cross multiply
    959,980.72x = 1,324,759.94 × 524,392.90
  4. Step 4: Simplify right side
    959,980.72x = 694,694,706,740.43
  5. Step 5: Solve for x
    x = 694,694,706,740.43/959,980.72
  6. Step 6: Final answer
    x = 723,654.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.